Lock up has 3 different meanings across 1 category:
Verb
Verb
1
secure by locking
"lock up the house before you go on vacation"
2
place in a place where something cannot be removed or someone cannot escape
"The parents locked her daughter up for the weekend"
"She locked her jewels in the safe"
3
to imprison or incarcerate someone
Example Sentences
"lock up the house before you go on vacation"
verb
"The parents locked her daughter up for the weekend"
verb
"She locked her jewels in the safe"
verb
Broader Terms (hypernyms)